<template>
  <div class="news">
    <div>
        <ul>
            <li v-for="(item,index) in arr" :key="index">{{item}}</li>
        </ul>
    </div>
  </div>
</template>

<script>
export default {
    data() {
        return {
            arr: ['包子', '薯条', '汉堡']
        }
    }
}
</script>

<style>

</style>